Paper cutting device having a tape cutting assembly

Abstract

A paper cutting device with an attached tape cutting device includes a paper separation housing, a paper cutting structure and a tape cutting assembly. The paper separation housing has an axially through and open first end and a second end. The paper cutting structure includes a slit and a blade, the slit extends axially from the first end to the second end of the paper separation housing, and the blade is arranged in the slit and mounted on the housing. The tape cutting assembly is fixedly mounted on the outer wall of the housing and is configured for putting on a tape roll and cutting the tape.

What is claimed is: 
     
         1 . A paper cutting device with a tape cutting assembly, comprising:
 a housing: comprising a paper separation housing ( 1 ) having a first end ( 10 ) and a second end ( 20 ), the first end ( 10 ) and the second end ( 20 ) being open and axially opposed to each other, an outer wall of the paper separation housing ( 1 ) defining a cavity ( 2 ) configured to accommodate an elongated paper roll ( 80 ), the outer wall of the paper separation housing ( 1 ) extending from the first end ( 10 ) to the second end ( 20 ) and defining a length of the paper separation housing ( 1 );   a paper cutting structure; the paper cutting structure comprising a slit ( 8 ) and a blade ( 4 ), the slit ( 8 ) being formed in a side wall of the paper separation housing ( 1 ) and extending axially from the first end ( 10 ) to the second end ( 20 ) of the paper separation housing ( 1 ), the blade ( 4 ) being arranged in the slit ( 8 ) and mounted on the housing, a paper ( 70 ) of the elongated paper roll ( 80 ) being capable of entering through the slit ( 8 ), and the blade ( 4 ) being configured to cut the paper ( 70 ) entering through the slit ( 8 ); and   a tape cutting assembly, fixedly mounted on an outer wall of the housing and configured to arrange a tape roll ( 90 ) and cut a tape ( 91 ) of the tape roll ( 90 );   the slit is bounded by an upper portion of the side wall and a lower portion of the side wall, and a free end of the lower portion of the side wall is substantially flush with the first end of the paper separation housing.   
     
     
         2 . The paper cutting device with a tape cutting assembly according to  claim 1 , further comprising a paper pressing plate ( 7 ), wherein the paper pressing plate ( 7 ) is capable of assisting in positioning and pressing down the paper ( 70 ) introduced into the slit ( 8 ). 
     
     
         3 . The paper cutting device with a tape cutting assembly according to  claim 2 , wherein the paper pressing plate ( 7 ) comprises an outer paper pressing plate ( 7   a ) and an inner paper pressing plate ( 7   b ) arranged on an outer side and an inner side of the paper separation housing ( 1 ) respectively; the outer paper pressing plate ( 7   a ) and the inner paper pressing plate ( 7   b ) are proximal to the slit ( 8 ) and connected to the paper separation housing ( 1 ); and the outer paper pressing plate ( 7   a ) and the inner paper pressing plate ( 7   b ) cover at least a portion of the slit ( 8 ). 
     
     
         4 . The paper cutting device with a tape cutting assembly according to  claim 1 , wherein the tape cutting assembly comprises:
 a tape sleeve shaft ( 51 ) connected to the outer wall of the paper separation housing ( 1 ), wherein the tape sleeve shaft ( 51 ) is optionally sleeved with the tape roll ( 90 ), and the tape sleeve shaft ( 51 ) allows the tape roll ( 90 ) to rotate smoothly so as to pull out the tape ( 91 ); and   a blade fixing member ( 53 ), connected to the outer wall of the paper separation housing ( 1 ) and arranged on a side of the outer wall of the paper separation housing ( 1 ) the same as the tape sleeve shaft ( 51 ), wherein a saw blade ( 52 ) is installed on the blade fixing member ( 53 ), and the saw blade ( 52 ) is configured to cut the tape ( 91 ) pulled out from the tape roll ( 90 ).   
     
     
         5 . The paper cutting device with a tape cutting assembly according to  claim 4 , wherein the tape cutting assembly further comprises a protective assembly ( 54 ), and the protective assembly ( 54 ) comprises:
 a sliding member ( 541 ), wherein the sliding member ( 541 ) moves along a slide groove ( 11 ) to expose the saw blade ( 52 ) in response to the sliding member ( 541 ) being applied with an external force; and   a spring ( 542 ), wherein the spring ( 542 ) provides an elastic force to push the sliding member ( 541 ) to an initial position and a blade edge of the saw blade ( 52 ) is hidden in response to the sliding member ( 541 ) being released with the external force.   
     
     
         6 . The paper cutting device with a tape cutting assembly according to  claim 5 , wherein the sliding member ( 541 ) is defined with a spring mounting hole ( 5411 ) for mounting the spring ( 542 ). 
     
     
         7 . The paper cutting device with a tape cutting assembly according to  claim 5 , wherein the paper separation housing ( 1 ) is provided with the slide groove ( 11 ), the sliding member ( 541 ) is provided with a slide rail ( 5412 ), the slide groove ( 11 ) matches the slide rail ( 5412 ), and the slide groove ( 11 ) limits a movement range and direction of the sliding member ( 541 ). 
     
     
         8 . The paper cutting device with a tape cutting assembly according to  claim 7 , wherein the sliding member comprises a side wall extension, a bottom wall of the protective member is provided with a notch, the side wall extension abuts against an inner surface of the notch and slides in the notch; the sliding rail comprises a protrusion, the protrusion abuts against an inner surface of the side wall of the paper separation housing. 
     
     
         9 . The paper cutting device with a tape cutting assembly according to  claim 5 , wherein the protective assembly ( 54 ) further comprises a protective member ( 543 ), the protective member ( 543 ) constitutes a portion of the protective assembly ( 54 ), and the protective member ( 543 ) is configured to accommodate the sliding member ( 541 ) and support the spring ( 542 ). 
     
     
         10 . The paper cutting device with a tape cutting assembly according to  claim 4 , wherein, one side, facing the tape sleeve shaft ( 51 ), of the blade fixing member ( 53 ) is provided with a reserved part ( 531 ), and the reserved part ( 531 ) is configured to attach a reserved portion of the tape ( 91 ). 
     
     
         11 . The paper cutting device with a tape cutting assembly according to  claim 4 , wherein an outer end of the tape sleeve shaft ( 51 ) is provided with a convex edge ( 511 ) extending radially outward, and the convex edge ( 511 ) is configured to secure the tape roll ( 90 ) on the tape sleeve shaft ( 51 ). 
     
     
         12 . The paper cutting device with a tape cutting assembly according to  claim 1 , further comprising a support structure ( 9 ) having a first bottom surface ( 9   a ) and a second bottom surface ( 9   b ), wherein each of the first bottom surface ( 9   a ) and the second bottom surface ( 9   b ) is configured to contact the paper ( 70 ) and support the paper separation housing ( 1 ). 
     
     
         13 . The paper cutting device with a tape cutting assembly according to  claim 12 , further comprising a grip ( 60 ) connected to the paper separation housing ( 1 ), wherein when a force is applied to the grip ( 60 ), at least one component of the force is perpendicular to the first bottom surface ( 9   a ) of the support structure. 
     
     
         14 . The paper cutting device with a tape cutting assembly according to  claim 1 , wherein the paper cutting structure further comprises a blade housing ( 6 ), and the blade housing ( 6 ) and the paper separation housing ( 1 ) are an integrated one-piece structure. 
     
     
         15 . The paper cutting device with a tape cutting assembly according to  claim 1 , wherein the paper cutting structure further comprises a blade housing ( 6 ); and the blade ( 4 ), the blade housing ( 6 ) and the paper separation housing ( 1 ) are detachable structures. 
     
     
         16 . The paper cutting device with a tape cutting assembly according to  claim 1 , further comprising a cavity opening ( 3 ) arranged on the outer wall of the paper separation housing ( 1 ) and running axially from the first end ( 10 ) to the second end ( 20 ), wherein the cavity opening ( 3 ) is in communication with the cavity ( 2 ), the paper ( 70 ) is capable of being selectively pulled out from the cavity opening ( 3 ). 
     
     
         17 . The paper cutting device with a tape cutting assembly according to  claim 16 , wherein the paper separation housing ( 1 ) comprises a first side wall ( 30 ) and a second side wall ( 40 ), the cavity ( 2 ) for accommodating the paper roll ( 90 ) is formed between the first side wall ( 30 ) and the second side wall ( 40 ), the first side wall ( 30 ) and a side bottom edge of the first side wall ( 30 ) form a paper separation structure, and the second side wall ( 40 ) and a side bottom edge of the second side wall ( 40 ) form another paper separation structure. 
     
     
         18 . The paper cutting device with a tape cutting assembly according to  claim 1 , wherein the paper cutting structure further comprises a tip ( 50 ) arranged on the housing below an entrance of the slit ( 8 ), and the tip ( 50 ) is configured to pick up the paper ( 70 ) from a placement surface. 
     
     
         19 . The paper cutting device with a tape cutting assembly according to  claim 18 , wherein the tip ( 50 ) is exposed outward relative to the first end ( 10 ) of the housing. 
     
     
         20 . A paper cutting device with a tape cutting assembly, comprising:
 a housing: comprising a paper separation housing ( 1 ) having a first end ( 10 ) and a second end ( 20 ), the first end ( 10 ) and the second end ( 20 ) being open and axially opposed to each other, an outer wall of the paper separation housing ( 1 ) defining a cavity ( 2 ) configured to accommodate an elongated paper roll ( 80 ), the outer wall of the paper separation housing ( 1 ) extending from the first end ( 10 ) to the second end ( 20 ) and defining a length of the paper separation housing ( 1 );   a paper cutting structure; the paper cutting structure comprising a slit ( 8 ) and a blade ( 4 ), the slit ( 8 ) being formed in a side wall of the paper separation housing ( 1 ) and extending axially from the first end ( 10 ) to the second end ( 20 ) of the paper separation housing ( 1 ), the blade ( 4 ) being arranged in the slit ( 8 ) and mounted on the housing, a paper ( 70 ) of the elongated paper roll ( 80 ) being capable of entering through the slit ( 8 ), and the blade ( 4 ) being configured to cut the paper ( 70 ) entering through the slit ( 8 ); and   a tape cutting assembly, fixedly mounted on an outer wall of the housing and configured to arrange a tape roll ( 90 ) and cut a tape ( 91 ) of the tape roll ( 90 );   wherein the paper separation housing ( 1 ) comprises a first side wall ( 30 ) and a second side wall ( 40 ); edges of free ends of the first side wall ( 30 ) and the second side wall ( 40 ) are parallel to a length direction of the paper separation housing ( 1 ) and in a plane perpendicular to the first side wall ( 30 ) or the second side wall ( 40 ).